GizmoWatch: We are rapidly heading towards a world where small is indeed the ‘in thing’ and people want gadgets that can multitask and would want their one ‘magic’ device to do almost everything and anything possible. Integrating broad functionality with sleek form, while preserving performance and speed is the new challenge that gadget makers face. The concept of an ‘Ultrabook’ is in itself comparatively novel and to integrate it with the feel of a tablet is the top firms are trying to achieve. Slider ultrabooks might be the next big rage if manufacturers can get their dimensions right. So, why not take a look at what we have been promised so far?